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17501f822f
It's needed by some drivers, e.g. mt7925, see: mt7925/mcu.c:2181:23: error: implicit declaration of function 'ieee80211_vif_is_mld' [-Werror=implicit-function-declaration] Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
85 lines
2.5 KiB
Diff
85 lines
2.5 KiB
Diff
From 61403414e1719f929386dda8fb954bb302628ef3 Mon Sep 17 00:00:00 2001
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From: Johannes Berg <johannes.berg@intel.com>
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Date: Thu, 4 May 2023 16:45:11 +0300
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Subject: [PATCH] wifi: mac80211: implement proper AP MLD HW restart
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Previously, I didn't implement restarting here at all if the
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interface is an MLD, so it only worked for non-MLO. Add the
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needed code to restart an AP MLD correctly.
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Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
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Link: https://lore.kernel.org/r/20230504134511.828474-12-gregory.greenman@intel.com
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Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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---
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net/mac80211/util.c | 44 +++++++++++++++++++++++++++++++++++++++++++-
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1 file changed, 43 insertions(+), 1 deletion(-)
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--- a/net/mac80211/util.c
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+++ b/net/mac80211/util.c
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@@ -2344,6 +2344,35 @@ static int ieee80211_reconfig_nan(struct
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return 0;
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}
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+static void ieee80211_reconfig_ap_links(struct ieee80211_local *local,
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+ struct ieee80211_sub_if_data *sdata,
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+ u32 changed)
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+{
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+ int link_id;
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+
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+ for (link_id = 0; link_id < ARRAY_SIZE(sdata->link); link_id++) {
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+ struct ieee80211_link_data *link;
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+
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+ if (!(sdata->vif.active_links & BIT(link_id)))
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+ continue;
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+
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+ link = sdata_dereference(sdata->link[link_id], sdata);
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+ if (!link)
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+ continue;
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+
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+ if (rcu_access_pointer(link->u.ap.beacon))
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+ drv_start_ap(local, sdata, link->conf);
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+
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+ if (!link->conf->enable_beacon)
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+ continue;
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+
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+ changed |= BSS_CHANGED_BEACON |
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+ BSS_CHANGED_BEACON_ENABLED;
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+
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+ ieee80211_link_info_change_notify(sdata, link, changed);
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+ }
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+}
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+
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int ieee80211_reconfig(struct ieee80211_local *local)
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{
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struct ieee80211_hw *hw = &local->hw;
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@@ -2606,7 +2635,13 @@ int ieee80211_reconfig(struct ieee80211_
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changed |= BSS_CHANGED_IBSS;
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fallthrough;
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case NL80211_IFTYPE_AP:
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- changed |= BSS_CHANGED_SSID | BSS_CHANGED_P2P_PS;
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+ changed |= BSS_CHANGED_P2P_PS;
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+
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+ if (sdata->vif.valid_links)
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+ ieee80211_vif_cfg_change_notify(sdata,
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+ BSS_CHANGED_SSID);
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+ else
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+ changed |= BSS_CHANGED_SSID;
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if (sdata->vif.bss_conf.ftm_responder == 1 &&
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wiphy_ext_feature_isset(sdata->local->hw.wiphy,
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@@ -2616,6 +2651,13 @@ int ieee80211_reconfig(struct ieee80211_
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if (sdata->vif.type == NL80211_IFTYPE_AP) {
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changed |= BSS_CHANGED_AP_PROBE_RESP;
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+ if (sdata->vif.valid_links) {
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+ ieee80211_reconfig_ap_links(local,
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+ sdata,
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+ changed);
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+ break;
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+ }
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+
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if (rcu_access_pointer(sdata->deflink.u.ap.beacon))
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drv_start_ap(local, sdata,
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sdata->deflink.conf);
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